Institute of Marxism-Leninism was an association formed amongst radical elements within the Communist Party of India in West Bengal.
Leading figures were Sushital Roy Chowdhury, Asit Sen and Saroj Dutta (who joined the Institute at a later stage).
The Institute ran a small study centre and a library.
It brought out a collection in two volumes of selected writings of Karl Marx, Friedrich Engels, Vladimir Lenin, Joseph Stalin and Mao Zedong, called Marks-Leniner Patakatale.
It also published a book by Sushital Roy Chowdhury, Antorjatik Shramik Andolaner Itihas: Ruparekha.